lerp method
Linearly interpolate between two ChannelListViewThemeData themes.
All the properties must be non-null.
Implementation
ChannelListViewThemeData lerp(
ChannelListViewThemeData a,
ChannelListViewThemeData b,
double t,
) =>
ChannelListViewThemeData(
backgroundColor: Color.lerp(a.backgroundColor, b.backgroundColor, t),
);